Product Overview
The Honeywell 8C-TDOLA1 Digital Input Module (零件号: 51307141-175) is a high-performance digital input module designed for Honeywell’s Series 8 control systems. It provides 32 isolated digital input channels for monitoring field devices such as switches, sensors, and relays, making it ideal for industrial automation, process control, and safety-critical applications.
Key Features
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32 isolated digital input channels for high-integrity signal acquisition
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Compatible with Honeywell Series 8 control systems
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支持s 24 V DC dry contact inputs
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Compact and modular design for DIN rail or rack installation
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High reliability with resistance to electrical noise and harsh environments
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Fault detection including open circuit, short circuit, and line monitoring
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Suitable for safety-critical and process automation applications
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Quick integration with distributed control system architecture
Technical Specifications
| Item | Specification |
|---|---|
| 制造商 | Honeywell |
| 零件号 | 8C-TDOLA1 / 51307141-175 |
| Product Type | Digital Input Module |
| Number / Channels | 32 isolated digital inputs |
| Input Type | Dry contact / open-collector compatible |
| Input Voltage Range | 24 V DC |
| Input Current | 3–8 mA typical per channel |
| Input Scan Time | Standard: 20 ms; Fast: 5 ms |
| Isolation Voltage | 1500 V DC between channels and system |
| Diagnostics | Open circuit, short circuit, and line fault detection |
| Mounting Type | DIN rail or rack-mounted |
| Dimensions | 120 × 25 × 100 mm |
| 重量 | 0.3 kg |
| Operating Temperature | 0 °C to +55 °C |
| Storage Temperature | –20 °C to +70 °C |
| Humidity | 10–95% RH, non-condensing |
| Compliance | CE, RoHS, IEC 61508, EN 50156 |
| Applications | Safety instrumented systems, emergency shutdown, process automation |
Industry Applications
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Safety Instrumented Systems (SIS)
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Emergency Shutdown (ESD) systems
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Fire and Gas Detection Networks
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Process Automation and Safety Control
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Oil & Gas, Chemical, and Petrochemical Plants
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Power Generation and Energy Management Facilities
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Refining and Hazardous Area Monitoring
常见问题 (FAQ)
Q1: What is the primary function / the 8C-TDOLA1 module?
It provides digital input monitoring for safety-critical and industrial signals in process control systems.
Q2: How many input channels does it support?
It supports 32 isolated digital input channels.
Q3: What types / input signals are supported?
It supports 24 V DC dry contact or open-collector signals.
Q4: What is the operating voltage range?
The module operates at 24 V DC.
Q5: Does it provide diagnostic functions?
Yes, it supports open circuit, short circuit, and line fault detection.
Q6: Is it compatible with Honeywell Series 8 systems?
Yes, it is fully compatible with Honeywell Series 8 control and DCS systems.
Q7: What environments is it suitable for?
It is ideal for industrial, hazardous, and process safety environments.
Q8: How is the module mounted?
It can be installed on DIN rails or in a rack, depending on system configuration.
Related Honeywell Modules
| 型号 | 描述 |
|---|---|
| 8C-TDOLA1 | Digital Input Module |
| 8C-TDOLA2 | Digital Output Module |
| 8C-TDOLA3 | Analog Input Module |
| 8C-TDOLA4 | Analog Output Module |
| 8C-TDOLA5 | RTD Input Module |
| 8C-TDOLA6 | RTD Output Module |
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